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Engine Compression

Check compression pressure with engine at normal operating temperature. Remove all spark plugs and coil high tension wire. Hold throttle valve wide open and operate engine at cranking speed.

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio 9.6:1
Normal Compression Pressure 179 psi (12.6 kg/cm2 )
Min. Compression Pressure 128 psi (9 kg/cm2 )
Maximum Variation 43 psi (3 kg/cm2 )
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